Upgrade npm before publish for OIDC trusted publishing

The npm version bundled with GitHub Actions runners doesn't support
OIDC-based trusted publishing, causing a misleading 404 on publish.
npm >= 11.5.1 is required for the OIDC token exchange to work.

Author: jeremy

.github/workflows/release-typescript.yml

@@ -132,6 +132,9 @@ jobs:
           cache: 'npm'
           cache-dependency-path: typescript/package-lock.json
 
+      - name: Upgrade npm for OIDC trusted publishing
+        run: npm install -g npm@latest
+
       - name: Install dependencies
         run: npm ci